2008 MERCEDES-BENZ R320 door lock

127 Controls in detail
Locking and unlocking
The switches are located in the driver’s
door.
1Central unlocking switch
2Central locking switch
Locking
Press central locking switch2.
If all doors and the tailgate are closed,
the vehicle locks.
Unlocking
Press central unlocking switch1.
The vehicle unlocks.
iYou can open a locked door from the inside
at any time. Open door only when conditions are
safe to do so.
If the vehicle was previously centrally locked
with the SmartKey or with KEYLESS-GO*, it will
not unlock using the central unlocking switch.
If the vehicle was previously locked with the
central locking switch:

and the SmartKey or SmartKey with
KEYLESS-GO* is set to factory settings, the
complete vehicle is unlocked when a front
door is opened from the inside

and the SmartKey or SmartKey with
KEYLESS-GO* is set to selective settings,
only the front door opened from the inside is
unlocked
iWith the passenger-side door opened, you
cannot lock the vehicle with the central locking
switch.

128 Controls in detail
Seats
For information on seat adjustment, see
the “Getting started” section (
page 44).
For more information on folding the seats,
see “Loading” (
page 288).
Easy-entry/exit feature
Easy-entry/exit feature for driver’s
seat*
This feature allows for easier entry into and
exit from the vehicle. When entering and
exiting the vehicle, the steering wheel is in
its uppermost position.
The easy-entry/exit feature can be
activated or deactivated in the
Comfort
submenu of the control system
(
page 184).With the easy-entry/exit feature activated,
the steering wheel will return to the last set
position when you

close the driver’s door with the ignition
switched on
or

insert the SmartKey into the starter
switch or press the KEYLESS-GO*
start/stop button (
page 41) once
with the driver’s door closed
Warning!G
You must make sure no one can become
trapped or injured by the moving steering
wheel when the easy-entry/exit feature is
activated.
To stop steering wheel movement, do one of
the following:

Move steering wheel adjustment stalk*
(
page 47).

Press one of the stored position
buttons* or memory buttonM*
(
page 141).
Do not leave children unattended in the ve-
hicle, or with access to an unlocked vehicle.
Children could open the driver’s door and
unintentionally activate the easy-entry/exit
feature, which could result in an accident
and/or serious personal injury.
iThe last set steering wheel position is
stored when

the ignition is switched off (page 39)

the position is stored into memory
(
page 142)

129 Controls in detail
Seats
With the easy-entry/exit feature activated,
the steering wheel tilts upwards when you

remove the SmartKey from the starter
switch
or

open the driver’s door with the
SmartKey in starter switch position
0or1(
page 39) or the
KEYLESS-GO* start/stop button in
position1 (
page 41)
Easy-entry/exit feature for third-row
seats
This feature allows for easier access to and
exit from the vehicle’s third-row seats.Easy-entry feature for third-row seats
The releases for the easy-entry feature are
located on the entry side and the back of
each outboard second-row seat.
1Easy-entry lever
iIf the current position for the steering wheel
is in the uppermost tilt position, the steering
wheel will no longer be able to move upward
when the easy-entry/exit feature is activated.
The adjustment procedure is briefly interrupted,
when the engine is started.
Warning!G
Let the system complete the adjustment
procedure before setting the vehicle in mo-
tion. All steering wheel adjustments must be
completed before setting the vehicle in mo-
tion. Driving off with the steering wheel still
adjusting could cause the driver to lose con-
trol of the vehicle.
Warning!G
To help avoid personal injury, the sec-
ond-row seat backrests must be properly
locked either in the upright position or,
when using the expanded cargo compart-
ment, in the fully folded position while the
vehicle is in motion.
!7-seat vehicles*:
Do not use the driver’s side easy-entry/exit fea-
ture for third-row seats when the second-row
middle seat is in armrest position. Otherwise, the
seat belt outlet of the second-row middle seat
could damage the seat backrest of the outboard
seat.


151 Controls in detail
Lighting
The controls are located in the overhead
control panel.
Deactivating automatic control
Press switch3.
The interior lighting and the locator
lighting (
page 178) remain switched
off even when you

unlock the vehicle

remove the SmartKey from the
starter switch

open a door

open the tailgateActivating automatic control
Press switch3.
The interior lighting and the locator
lighting (
page 178) come on when
you

unlock the vehicle

remove the SmartKey from the
starter switch

open a door

open the tailgate
The interior lighting switches off after
10 seconds see “Setting interior lighting
delayed shut-off” (
page 180).Manual control
Switching front/rear interior lighting on
and off
Press front/rear interior lighting
switch4 or 2 (
page 150) to switch
on the desired interior light.
Press front/rear interior lighting
switch4 or 2 again to switch off the
respective interior light.
Switching front reading lamps on and off
The front reading lamps are located in the
lower edge of the interior rear view mirror.
Press front reading lamp
switch1or5 (
page 150) to
switch on the desired front reading
lamp.
Press front reading lamp
switch1or5 again to switch off the
respective front reading lamp.
!An interior lamp switched on manually does
not go out automatically.
Leaving an interior lamp switch in the ON
position for extended periods of time with the
engine turned off could result in a discharged
battery.
iThe interior lighting is factory-set to
automatic mode.
iIf a door remains open, the interior lighting
switches off automatically after approximately
5minutes.

178 Controls in detail
Control system
In low ambient light conditions the
following lamps will switch on additionally:

Parking lamps

Tail lamps

License plate lamps

Side marker lamps
For more information on the daytime
running lamp mode, see “Lighting”
(
page 143).Setting locator lighting
With the locator lighting feature activated,
the exterior lamp switch in positionU
(
page 144) and the interior lighting in
automatic mode (
page 151), the
following lamps will switch on during dark-
ness when the vehicle is unlocked using
button Πon the SmartKey or SmartKey
with KEYLESS-GO*:

Parking lamps

Tail lamps

License plate lamps

Side marker lamps

Front fog lamps
The locator lighting switches off when the
driver’s door is opened.
If you do not open a door after unlocking
the vehicle with the SmartKey, the lamps
will switch off automatically after approxi-
mately 40 seconds.
Move the selection marker with
buttonæ orç to the
Lighting
submenu.
Press buttonj ork repeatedly
until the message
Surround Lighting
Function
appears in the multifunction
display.
The selection marker is on the current
setting.
Press buttonæ orç to switch
the locator lighting function
On or Off.
Turn the exterior lamp switch to
positionU when exiting the vehicle.
The locator lighting feature is
activated.
iFor safety reasons, changing the setting for
the daytime running lamp mode is not possible
while the vehicle is in motion. The following
message appears in the multifunction display:
Settings
can only be made
at a standstill
.
For safety reasons, resetting to factory settings
(
page 171) while driving will not deactivate the
daytime running lamp mode.

183 Controls in detail
Control system
Setting automatic locking
Use this function to activate or deactivate
the automatic central locking. With the
automatic central locking system
activated, the vehicle is centrally locked
at vehicle speeds of approximately
9mph(15km/h).
Move the selection marker with
buttonæ orç to the
Vehicle
submenu.
Press buttonj ork repeatedly
until the message
Automatic Door
Locking
appears in the multifunction
display.
The selection marker is on the current
setting.
Press buttonæ orç to switch
the automatic central locking
On or Off.Limiting opening height of tailgate*
Use this function to activate or deactivate
the limiting opening height of the tailgate.
Move the selection marker with
buttonæ orç to the
Vehicle
submenu.
Press buttonj ork repeatedly
until the message
Opening Limiter
Tailgate
appears in the multifunction
display.
The selection marker is on the current
setting.
Press buttonæ orç to switch
the limiting opening height of the
tailgate
On or Off.Comfort submenu*
Access the
Comfort submenu via the
Settings menu. Use the Comfort submenu
to change the settings for a number of con-
venience features.
The following functions are available:
FunctionPage
Activating easy-entry/exit
feature*184
Setting fold-in function for
exterior rear view mirrors*184

184 Controls in detail
Control system
Activating easy-entry/exit feature*
Use this function to activate and
deactivate the easy-entry/exit feature
(
page 128).
Move the selection marker with
buttonæ orç to the
Comfort
submenu.
Press buttonj ork repeatedly
until the message
Easy-entry
Function
appears in the multifunction
display.
The selection marker is on the current
setting.
Press buttonæ orç to switch
the easy-entry/exit feature
On or Off.Setting fold-in function for exterior rear
view mirrors*
Using this function, you can set the
exterior rear view mirrors to be automati-
cally folded in when you lock your vehicle.
Warning!G
You must make sure no one can become
trapped or injured by the moving steering
wheel when the easy-entry/exit feature is
activated.
To stop steering wheel movement, do one of
the following:

Move steering wheel adjustment stalk*
(
page 47).

Press one of the stored position
buttons* or memory button M*
(
page 141).
Do not leave children unattended in the ve-
hicle, or with access to an unlocked vehicle.
Children could open the driver’s door and
unintentionally activate the easy-entry/exit
feature, which could result in an accident
and/or serious personal injury.
iWith this function set to On and the exterior
rear view mirrors folded in using the button on
the door control panel (
page 205), the exterior
rear view mirrors will not fold out when you
switch on the ignition. You will then have to fold
out the exterior rear view mirrors using the
button on the door control panel (
page 205).
Make sure both exterior rear view mirrors are
folded out completely before driving off.

194 Controls in detail
Automatic transmission
Transmission positions
The current transmission position appears
in the multifunction display.
1Current transmission position
!If the current transmission position does not
appear in the multifunction display due to a
malfunction, for example, make sure that the
automatic transmission is in the desired position
by carefully driving off with the transmission in
drive positionD and program modeS
(
page 200) selected. Do not limit the gear
range.
Effect
ìPark position
Shift into park positionP only
when vehicle is stopped. The
park position is not intended to
serve as a brake when the vehi-
cle is parked. Rather, the driver
should always set the parking
brake in addition to shifting into
park positionP to secure the
vehicle.
If the vehicle’s electrical system
is malfunctioning, the automatic
transmission could remain
locked in park positionP.
Have the vehicle checked as
soon as possible by an autho-
rized Mercedes-Benz Light
Truck Center.
!SmartKey:
If you turn off the engine using the SmartKey and

remove the SmartKey from the starter
switch
or

open a front door
the transmission will shift to park positionP
automatically.
Keep in mind that turning off the engine with the
SmartKey alone only will automatically shift the
transmission to neutral positionN.
!KEYLESS-GO*:
If you turn off the engine using the KEYLESS-GO
start/stop button and open a front door, the
transmission will shift to park positionP
automatically.
Keep in mind that turning off the engine using
the KEYLESS-GO start/stop button alone only
will automatically shift the transmission to
neutral positionN.